Got this one from eBay, prebuilt with the quad 600s to stop any chance of me screwing it up

Hoping to use it for a shared development box sooner or later.
Code:
[SPEEDO2]:~ $ hinv -vm
Location: /hw/module/001c01/node
IP45_4CPU Board: barcode MRH757 part 030-1797-001 rev -B
Location: /hw/module/001c01/Ibrick/xtalk/14
IO8 Board: barcode MRD373 part 030-1673-004 rev -C
Location: /hw/module/001c01/Ibrick/xtalk/15
IO8 Board: barcode MRD373 part 030-1673-004 rev -C
4 600 MHZ IP35 Processors
CPU: MIPS R14000 Processor Chip Revision: 2.4
FPU: MIPS R14010 Floating Point Chip Revision: 2.4
CPU 0 at Module 001c01/Slot 0/Slice A: 600 Mhz MIPS R14000 Processor Chip (enabled)
Processor revision: 2.4. Scache: Size 4 MB Speed 300 Mhz Tap 0xa
CPU 1 at Module 001c01/Slot 0/Slice B: 600 Mhz MIPS R14000 Processor Chip (enabled)
Processor revision: 2.4. Scache: Size 4 MB Speed 300 Mhz Tap 0xa
CPU 2 at Module 001c01/Slot 0/Slice C: 600 Mhz MIPS R14000 Processor Chip (enabled)
Processor revision: 2.4. Scache: Size 4 MB Speed 300 Mhz Tap 0xa
CPU 3 at Module 001c01/Slot 0/Slice D: 600 Mhz MIPS R14000 Processor Chip (enabled)
Processor revision: 2.4. Scache: Size 4 MB Speed 300 Mhz Tap 0xa
Main memory size: 4096 Mbytes
Instruction cache size: 32 Kbytes
Data cache size: 32 Kbytes
Secondary unified instruction/data cache size: 4 Mbytes
Memory at Module 001c01/Slot 0: 4096 MB (enabled)
Bank 0 contains 1024 MB (Premium) DIMMS (enabled)
Bank 1 contains 1024 MB (Premium) DIMMS (enabled)
Bank 2 contains 1024 MB (Premium) DIMMS (enabled)
Bank 3 contains 1024 MB (Premium) DIMMS (enabled)
Integral SCSI controller 0: Version QL12160, low voltage differential
Disk drive: unit 1 on SCSI controller 0 (unit 1)
Integral SCSI controller 1: Version QL12160, low voltage differential
IOC3/IOC4 serial port: tty5
IOC3/IOC4 serial port: tty6
Gigabit Ethernet: eg0, module 001c01, pci_bus 2, pci_slot 2, firmware version 0.0.0
Integral Fast Ethernet: ef0, version 1, module 001c01, pci 4
PCI Adapter ID (vendor 0x10a9, device 0x0009) PCI slot 2
PCI Adapter ID (vendor 0x1077, device 0x1216) PCI slot 1
PCI Adapter ID (vendor 0x10a9, device 0x0003) PCI slot 4
PCI Adapter ID (vendor 0x11c1, device 0x5802) PCI slot 5
IOC3/IOC4 external interrupts: 1
HUB in Module 001c01/Slot 0: Revision 2 Speed 200.00 Mhz (enabled)
IP35prom in Module 001c01/Slot n0: Revision 6.181
USB controller: type OHCI